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2.2 The challenges of size

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Question 26
H

Blood enters the heart through the vena cava.

Which is the correct order of the structures that this blood passes through before it leaves the heart in the pulmonary artery?

[1]
A

Right atrium, bicuspid valve, right ventricle, semilunar valve

B

Right atrium, tricuspid valve, right ventricle, semilunar valve

C

Right ventricle, tricuspid valve, right atrium, semilunar valve

D

Left atrium, bicuspid valve, left ventricle, semilunar valve

Markscheme

2.2 The challenges of size Questions

  1. GCSE
  2. /Biology
  3. /2.2 The challenges of size

114 exam-style questions on OCR GCSE Biology 2.2 The challenges of size, covering 2.2.1 Exchange surfaces and surface area : volume ratio, 2.2.2 Substances transported in organisms, 2.2.3 The human circulatory system, 2.2.4 The heart and blood vessels, 2.2.5 Red blood cells and plasma, 2.2.6 Uptake of water and mineral ions by plants, 2.2.7 Transpiration and translocation, 2.2.8 Xylem and phloem, 2.2.9 Environmental factors and water uptake, and 2.2.10 Using a potometer. Each one has a worked solution and a mark scheme showing where the marks go.

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